sshPublicKeyBody

The public portion of the Secure Shell (SSH) key used to authenticate the user to the server.

The three standard SSH public key format elements are <key type>, <body base64>, and an optional <comment>, with spaces between each element.

Transfer Family accepts RSA, ECDSA, and ED25519 keys.

For RSA keys, the key type is ssh-rsa.
For ED25519 keys, the key type is ssh-ed25519.
For ECDSA keys, the key type is either ecdsa-sha2-nistp256, ecdsa-sha2-nistp384, or ecdsa-sha2-nistp521, depending on the size of the key you generated.